原子吸收分光光度法测定辅料无水亚硫酸钠中的锌残留量

Pharmaceutical and Clinical Research(2013)

Cited 23|Views24
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Abstract
目的:建立无水亚硫酸钠中锌含量的检查方法。方法:采用乙炔-空气火焰原子吸收分光光度法测定。结果:锌的检测限为0.01 g·mL-1,锌在0.25~1.10 g·mL-1范围内呈良好的线性关系(r=0.9978),加样回收率在95.4%~102.0%。结论:本法专属性强,准确、快速、灵敏,方法可靠,适用于无水亚硫酸钠中锌含量的测定。
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Key words
Atomic absorption spectrometry,Determination,Zinc,Anhydrous sodium sulfite
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